Home / 4,948.96-6,832.32-3,438.72

Finding the Fourth Proportional to 4,948.96, 6,832.32 and 3,438.72

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Solution

The fourth proportional to 4,948.96, 6,832.32 and 3,438.72 is: 4,747.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.96 : 6,832.32 = 3,438.72 : x
  2. Step 2: Convert to fraction form
    4,948.96/6,832.32 = 3,438.72/x
  3. Step 3: Cross multiply
    4,948.96x = 6,832.32 × 3,438.72
  4. Step 4: Simplify right side
    4,948.96x = 23,494,435.43
  5. Step 5: Solve for x
    x = 23,494,435.43/4,948.96
  6. Step 6: Final answer
    x = 4,747.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.